LOCATION.--Lat 42°28'14", long 91°07'20"
referenced to North American Datum of 1927, in NW 1/4 NE 1/4 NW 1/4
sec.6, T.89 N., R.2 W., Dubuque County, IA, Hydrologic Unit 07060006,
on right bank 10 ft downstream from bridge on U.S. Highway 20 in
Dyersville, 0.4 mi downstream from Bear Creek, and 70.8 mi upstream
from mouth. (map)
DRAINAGE AREA.--122 mi2.
SURFACE-WATER RECORDS
PERIOD OF RECORD.--Discharge records from April 2012 to current
year.
GAGE.--Water-stage recorder. Datum of gage is 924.95 ft above
North American Vertical Datum of 1988.
REMARKS.--For climatological records collected at this site, see
Raingage at North Fork Maquoketa River below Bear Creek at
Dyersville, IA (station 422813091072801).
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD.--
NITRATE + NITRITE: May 2012 to current year, records
fragmentary.
TURBIDITY: April 2012 to current year, records fragmentary.
WATER TEMPERATURE: April 2012 to current year, records
fragmentary.
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